Implement semantic graph traversal mechanism

1 files changed, 44 insertions, 0 deletions

diff --git a/odb/traversal/enum.hxx b/odb/traversal/enum.hxx
new file mode 100644
index 0000000..ee4d8c3
--- /dev/null
+++ b/odb/traversal/enum.hxx
@@ -0,0 +1,44 @@
+// file      : odb/traversal/enum.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_TRAVERSAL_ENUM_HXX
+#define ODB_TRAVERSAL_ENUM_HXX
+
+#include <traversal/elements.hxx>
+#include <semantics/enum.hxx>
+
+namespace traversal
+{
+  struct enumerates: edge<semantics::enumerates>
+  {
+    enumerates ()
+    {
+    }
+
+    enumerates (node_dispatcher& n)
+    {
+      node_traverser (n);
+    }
+
+    virtual void
+    traverse (type&);
+  };
+
+  struct enumerator: node<semantics::enumerator> {};
+
+  struct enum_: node<semantics::enum_>
+  {
+    virtual void
+    traverse (type&);
+
+    virtual void
+    enumerates (type&);
+
+    virtual void
+    enumerates (type&, edge_dispatcher&);
+  };
+}
+
+#endif // ODB_TRAVERSAL_ENUM_HXX